"We will have developer versions of it first, and then it'll be more commercial use cases and it'll evolve," Microsoft CEO Satya Nadella told BBC.

Speaking of evolving, check out this demo from Microsoft at E3 2015. You've never seen "Minecraft" like this before.

Aside from gaming, the HoloLens could have other transformative uses. Microsoft partnered with Case Western Reserve University to show how the gear could change the way future doctors learn anatomy. (Video via Microsoft HoloLens)